A dance in which the dancer slides backwards though the feet move as if he was walking forwards
2012, May 15, Scott Tobias, Film: Reviews: The Dictator, Though the idea of placing wacky made-up characters in a real-life context was carried over from Da Ali G Show—wherein Buzz Aldrin was once asked if he was upset that Michael Jackson got all the credit for inventing the moonwalk—Sacha Baron Cohen’s Borat felt like something new, an attempt to square an improvised, guerrilla style of underground comedy with reality-TV stunt shows like Jackass or Fear Factor.
Full definition of moonwalk
Verb
(intransitive) To walk on the surface of the moon
(intransitive) To walk in leaps, like on the moon or on other low gravity surfaces